Submission #591099

#	Time	Username	Problem	Language	Result	Execution time	Memory
591099		dryeab	Art Exhibition (JOI18_art)	C++17	50 / 100	1081 ms	19608 KiB

art

#include <bits/stdc++.h>

using ll = long long;

using namespace std;

int main() {

    ios::sync_with_stdio(false);
    cin.tie(0);

    int n;
    cin >> n;

    vector<pair<ll, ll>> art;
    ll a, b;

    for (int i = n; i; --i) {
        cin >> a >> b;
        art.push_back(make_pair(a, b));
    }

    sort(art.begin(), art.end());

    vector<ll> ps(n + 1);
    for (int i = 1; i <= n; ++i) {
        ps[i] += art[i - 1].second + ps[i - 1];
    }

    ll res = 0;
    for (int i = 0; i < n; ++i) {
        for (int j = i; j < n; ++j) {
            res = max(res, ps[j + 1] - ps[i] - (art[j].first - art[i].first));
        }
    }

    cout << res;
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 0 / 50